/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.elasticsearch.hadoop.gradle.fixture.hadoop

import static org.elasticsearch.hadoop.gradle.fixture.hadoop.conf.SettingsContainer.FileSettings

class ConfigFormats {

    static Closure<String> hadoopXML() {
        return { FileSettings conf ->
            String props = conf.resolve().collect { key, value ->
                "<property>\n\t\t<name>${key}</name>\n\t\t<value>${value}</value>\n\t</property>"
            }.join("\n\t")
            return "<configuration>\n\t${props}\n</configuration>"
        }
    }

    static Closure<String> propertyFile() {
        return { FileSettings conf ->
            conf.resolve().collect { key, value ->
                "${key}=${value}"
            }.join("\n")
        }
    }

    static Closure<String> whiteSpaced() {
        return { FileSettings conf ->
            conf.resolve().collect { key, value ->
                "${key}   ${value}"
            }.join("\n")
        }
    }
}
